<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title是</title>
    <script src="test.js"></script>
</head>
<body>
    <button id="testCallBack" onclick="testCallBack()">测试回调</button>
    <button id="fibonacciWithMemory" onclick="fibonacciTest(12)">F数</button>
    Message：
</body>
</html>